del /y server-building1.zip
del /y client-rear-building1.zip
del /y client-left-building1.zip
del /y client-right-building1.zip

copy building1.skp server-building1.skp
copy building1.skp client-rear-building1.skp
copy building1.skp client-left-building1.skp
copy building1.skp client-right-building1.skp

